This page explains how Glenn Martinez (USATT# 15271)'s rating went from 1691 to 1688 at the Baton Rouge Open RR held on - 21 Oct 2006. The links below take you to pages that describe various aspects of the rating processor.

The rating processor goes through 4 passes in order. The links take you to pages that provide detailed explanations of the calculations during each of the 4 passes.